2209712 has 10 divisors (see below), whose sum is σ = 4281348. Its totient is φ = 1104848.

The previous prime is 2209703. The next prime is 2209717. The reversal of 2209712 is 2179022.

2209712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2209717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69038 + ... + 69069.

2^2209712 is an apocalyptic number.

It is an amenable number.

2209712 is a deficient number, since it is larger than the sum of its proper divisors (2071636).

2209712 is a wasteful number, since it uses less digits than its factorization.

2209712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138115 (or 138109 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 2209712 is about 1486.5100066935. The cubic root of 2209712 is about 130.2502477513.

The spelling of 2209712 in words is "two million, two hundred nine thousand, seven hundred twelve".